Cyclothone signata Garman, 1899
Showy bristlemouth
Cyclothone signata
photo by Welter-Schultes, F.

Family:  Gonostomatidae (Bristlemouths)
Max. size:  3 cm TL (male/unsexed)
Environment:  bathypelagic; marine; depth range 16 - 4938 m
Distribution:  Eastern Pacific: Bering Sea (Ref. 6876), British Columbia (Canada) and Gulf of Panama. Reported from Chile (Ref. 9068). Indian Ocean (Ref. 26165).
Diagnosis:  Dorsal spines (total): 0-0; Dorsal soft rays (total): 13-14; Anal spines: 0-0; Anal soft rays: 18-20; Vertebrae: 30-32. Branchiostegal rays: 12-14.
Biology:  Epipelagic and mesopelagic species, usually in upper 800 m depth with abundance maximum in upper 100 and 400-500 m (Ref. 35800). Bathypelagic (Ref. 58302). Oviparous, with planktonic eggs and larvae (Ref. 35800).
IUCN Red List Status: Least Concern (LC); Date assessed: 15 July 2019 Ref. (130435)
Threat to humans:  harmless


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